Your favorites:
What is Spearfish Canyon, SD, Weather Like in October?
During the month of October, Spearfish Canyon, SD,
has an average daytime high temperature of 58°F and an average overnight low temperature dropping to 36°F.
Around 2.04 inches of precipitation is received during the month,
with about 19.99 inches falling in a typical year.
5.50 inches of snow is the mean amount received during October.
Annually, Spearfish Canyon receives around 49.30 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 21, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 66.8 F
(+6.1 vs avg)
Average Low: 45.3 F
(+7.8 vs avg)
This month was significantly warmer than average.
Actual data from: PWS_KSDSPEAR77
Spearfish Canyon, SD Daily Weather Averages for October
Recorded at Spearfish
(usc00397882),
1.7 miles
NW of
Spearfish Canyon, SD
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 41 F | 66 F | 54 F | 0.09" | 18.04" | 0.10" | 43.90" | 11.7 F | 0.4 F |
| 10/2 | 41 F | 65 F | 53 F | 0.17" | 18.12" | 0.30" | 44.10" | 12.2 F | 0.4 F |
| 10/3 | 41 F | 65 F | 53 F | 0.25" | 18.20" | 0.40" | 44.20" | 12.7 F | 0.3 F |
| 10/4 | 40 F | 64 F | 52 F | 0.33" | 18.28" | 0.60" | 44.40" | 13.2 F | 0.3 F |
| 10/5 | 40 F | 64 F | 52 F | 0.41" | 18.36" | 0.80" | 44.60" | 13.6 F | 0.3 F |
| 10/6 | 39 F | 63 F | 51 F | 0.50" | 18.45" | 0.90" | 44.70" | 14.1 F | 0.3 F |
| 10/7 | 39 F | 63 F | 51 F | 0.58" | 18.53" | 1.10" | 44.90" | 14.6 F | 0.2 F |
| 10/8 | 38 F | 62 F | 50 F | 0.65" | 18.60" | 1.30" | 45.10" | 15.1 F | 0.2 F |
| 10/9 | 38 F | 61 F | 50 F | 0.73" | 18.68" | 1.40" | 45.20" | 15.5 F | 0.2 F |
| 10/10 | 38 F | 61 F | 49 F | 0.80" | 18.75" | 1.60" | 45.40" | 16 F | 0.2 F |
| 10/11 | 37 F | 60 F | 49 F | 0.88" | 18.83" | 1.80" | 45.60" | 16.5 F | 0.2 F |
| 10/12 | 37 F | 60 F | 48 F | 0.96" | 18.91" | 2.00" | 45.80" | 16.9 F | 0.1 F |
| 10/13 | 36 F | 59 F | 48 F | 1.03" | 18.98" | 2.20" | 46.00" | 17.3 F | 0.1 F |
| 10/14 | 36 F | 59 F | 47 F | 1.11" | 19.06" | 2.40" | 46.20" | 17.7 F | 0.1 F |
| 10/15 | 36 F | 58 F | 47 F | 1.18" | 19.13" | 2.70" | 46.50" | 18.2 F | 0.1 F |
| 10/16 | 35 F | 58 F | 46 F | 1.25" | 19.20" | 2.90" | 46.70" | 18.6 F | 0.1 F |
| 10/17 | 35 F | 57 F | 46 F | 1.33" | 19.28" | 3.10" | 46.90" | 19 F | N/A |
| 10/18 | 34 F | 57 F | 46 F | 1.40" | 19.35" | 3.40" | 47.20" | 19.4 F | N/A |
| 10/19 | 34 F | 56 F | 45 F | 1.47" | 19.42" | 3.60" | 47.40" | 19.8 F | N/A |
| 10/20 | 34 F | 56 F | 45 F | 1.53" | 19.48" | 3.70" | 47.50" | 20.2 F | N/A |
| 10/21 | 33 F | 55 F | 44 F | 1.59" | 19.54" | 3.90" | 47.70" | 20.6 F | N/A |
| 10/22 | 33 F | 55 F | 44 F | 1.64" | 19.59" | 4.00" | 47.80" | 21 F | N/A |
| 10/23 | 33 F | 55 F | 44 F | 1.70" | 19.65" | 4.20" | 48.00" | 21.4 F | N/A |
| 10/24 | 32 F | 54 F | 43 F | 1.76" | 19.71" | 4.40" | 48.20" | 21.7 F | N/A |
| 10/25 | 32 F | 54 F | 43 F | 1.81" | 19.76" | 4.50" | 48.30" | 22.1 F | N/A |
| 10/26 | 32 F | 53 F | 43 F | 1.85" | 19.80" | 4.60" | 48.40" | 22.5 F | N/A |
| 10/27 | 32 F | 53 F | 42 F | 1.89" | 19.84" | 4.80" | 48.60" | 22.8 F | N/A |
| 10/28 | 31 F | 53 F | 42 F | 1.93" | 19.88" | 5.00" | 48.80" | 23.1 F | N/A |
| 10/29 | 31 F | 52 F | 42 F | 1.97" | 19.92" | 5.20" | 49.00" | 23.5 F | N/A |
| 10/30 | 31 F | 52 F | 41 F | 2.00" | 19.95" | 5.30" | 49.10" | 23.8 F | N/A |
| 10/31 | 30 F | 51 F | 41 F | 2.04" | 19.99" | 5.50" | 49.30" | 24.2 F | N/A |
